A Rissos dolphin leaps from the ocean in a full breach. Note distinguishing and highly variable skin and dorsal fin patterns, characteristic of this species. White scarring, likely caused by other Risso dolphins teeth, accumulates during the dolphins life so that adult Rissos dolphins are almost entirely white. Offshore near San Diego.
Image ID: 07597
Species: Risso's dolphin, Grampus griseus
Location: San Diego, California, USA

A Rissos dolphin spyhops, lifting its head above water for a look. Note distinguishing and highly variable skin and dorsal fin patterns, characteristic of this species. White scarring, likely caused by other Risso dolphins teeth, accumulates during the dolphins life so that adult Rissos dolphins are almost entirely white. Offshore near San Diego.
Image ID: 07598
Species: Risso's dolphin, Grampus griseus
Location: San Diego, California, USA

A young Rissos dolphin calf performs a tail slap. Note the dark color on this juvenile, it has yet to acquire the white scarring that distinguishes adult Rissos dolphins. Offshore near San Diego.
Image ID: 07599
Species: Risso's dolphin, Grampus griseus
Location: San Diego, California, USA